<?php

namespace app;

class MyIP
{
    public static function query()
    {
        $ip = null;
        if (getenv("HTTP_CLIENT_IP")) {
            $ip = getenv("HTTP_CLIENT_IP");
        } else {
            if (getenv("HTTP_X_FORWARDED_FOR")) {
                $ip = getenv("HTTP_X_FORWARDED_FOR");
            } else {
                if (getenv("REMOTE_ADDR")) {
                    $ip = getenv("REMOTE_ADDR");
                }
            }
        }
        return $ip;
    }
}